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1. Introduction
VlinxMESR9xx Modbus Gateway
Page 4
Manual Documentation Number MESR9xx-1016m
Model
Serial
Serial
Ethernet
Ethernet
Ethernet
Number
Port(s)
Connector
Port(s)
Media
Connector(s)
MESR922T-ST40
2
TB
2
SM Fiber (40 km) & Copper
(1) RJ-45 & (1) ST
MESR922T-ST80
2
TB
2
SM Fiber (80 km) & Copper
(1) RJ-45 & (1) ST
MESR9xx Modbus Gateway Features
Four series models
MESR901-x (single serial port, single Ethernet Port)
MESR902T-x (two serial ports with pluggable terminal blocks, single Ethernet
port)
MESR921-x (single serial port, two Ethernet Ports)
MESR922T-x (two serial ports with pluggable terminal blocks, two Ethernet
Ports)
On models with two Ethernet Ports, the second port is an Ethernet pass-
through port. This port functions much like an unmanaged switch.
Fiber models available for each of the above series
Multi-interface serial ports
DB-9M and pluggable terminal block serial port connector options
All ports are software selectable as RS-232, RS-422 or RS-485 2- and 4-wire
Configuration can be done via network or direct serial connection
Slim line DIN rail mountable case
Accepts DC power over a wide voltage range
10/100 Mbps Ethernet with Auto Selection, Auto MDI/MDIX
LAN and WAN Communications
TCP Client or Server operation - configurable
Firmware Upload for future revisions/upgrades
Software Support - Windows 2000, XP (32/64 bit), 2003 Server (32/64 bit), Vista
(32/64 bit), 2008 Server (32/64 bit), Windows 7 (32/64 bit)
Configuration of Ethernet and serial port settings using Vlinx Manager software